[Intel-gfx] [V2 2/3] drm/i915/display/debug: Expose crtc current bpc via debugfs

[Jani Nikula]

On Tue, 12 Apr 2022, "Murthy, Arun R" <arun.r.murthy at intel.com> wrote:
>> -----Original Message-----
>> From: Intel-gfx <intel-gfx-bounces at lists.freedesktop.org> On Behalf Of
>> Bhanuprakash Modem
>> Sent: Monday, April 11, 2022 3:21 PM
>> To: intel-gfx at lists.freedesktop.org; dri-devel at lists.freedesktop.org; amd-
>> gfx at lists.freedesktop.org; jani.nikula at linux.intel.com;
>> ville.syrjala at linux.intel.com; harry.wentland at amd.com; Sharma, Swati2
>> <swati2.sharma at intel.com>
>> Subject: [Intel-gfx] [V2 2/3] drm/i915/display/debug: Expose crtc current bpc
>> via debugfs
>> 
>> This new debugfs will expose the currently using bpc by crtc.
>> It is very useful for verifying whether we enter the correct output color depth
>> from IGT.
>> 
>> This patch will also add the connector's max supported bpc to
>> "i915_display_info" debugfs.
>> 
>> Example:
>> cat /sys/kernel/debug/dri/0/crtc-0/i915_current_bpc
>> Current: 8
>> 
>> Cc: Jani Nikula <jani.nikula at linux.intel.com>
>> Cc: Ville Syrjälä <ville.syrjala at linux.intel.com>
>> Cc: Uma Shankar <uma.shankar at intel.com>
>> Signed-off-by: Bhanuprakash Modem <bhanuprakash.modem at intel.com>
>
> Reviewed-by: Arun R Murthy <arun.r.murthy at intel.com>

Acked-by: Jani Nikula <jani.nikula at intel.com>

for merging this via drm-misc-next.



-- 
Jani Nikula, Intel Open Source Graphics Center